percutaneous internal fixation technique did not cause facial nerve branch injury and parotid duct injury, did not cause salivary fistula.

穿皮操作未发现有面神经分支损伤、腮腺导管损伤和涎瘘等癥状。

objective to investigate microecological changes in oral cavity and parotid duct system in non-neoplastic diseases of parotid gland.

目的探讨涎腺非肿瘤性疾病所引起的口腔微生态的变化。

objective to investigate the effects of hcmv infection on phenotypes of parotid duct epithelial cells and relative mechanisms.

目的研究人巨细胞病毒（hcmv）感染对腮腺导管上皮细胞表型所产生的影响及其可能的机制。

results ck and ema which act as epithelial markers were lost in parotid duct epithelial cells after infected by hcmv.

结果腮腺导管上皮细胞感染人巨细胞病毒后，作为上皮性标志物的ck和ema表达呈阴性。

the parotid duct was cannulated in the third group.

第三组将左侧腮腺导管内置管固定于皮肤。

methods the regional excision of parotid gland with retaining parotid duct was applied in 26 cases with warthin s tumor.

方法对26例临床诊断为腮腺沃辛瘤的病人作腮腺区域性切除保留导管术。

resufts: all of buccinator myomucosal flaps survived without infection, hematoma, parotid duct injury, facial nerve injure or restriction of opening motion.

结果：全部颊肌粘膜瓣完全成活，无感染、血肿、导管或神经损伤及张口障碍。

objective to investigate the feasibility of preserving parotid duct in regional excision of pleomorphic adenoma.

目的探讨腮腺多形性腺瘤保留腮腺主导管的区域性切除的可行性。

results cytokeratin which acts as an epithelial marker became negative while staining of cathepsin d was intensified in parotid duct epithelial cells after infected by hcmv.

结果腮腺导管上皮细胞感染hcmv后，作为上皮性标志物的角蛋白表达转为阴性，而组织蛋白酶d的表达转为强阳性。